"Efir"
transistor radiogramophone

 

The inner view. The built-in container for "R20"-size batteries is extended (left).

 

Set of solid-state devices:
triodes P402, P402, P402, P13A, P13A, P13A, P13A, P13A, P13A, P402,
diodes D7A, D7A, D2E.

BASIC TECHNICAL DATA.

Frequency Range...........................................................LW 105-408 KHz (2000-735,7m)
MW 525-1605 KHz (577-187,5 m)
SWI 9,4-12,1 MHz (31,9-24,8 m)
SWII 5,2-7,5 MHz (57,7-40 m)
SWIII 3,95-5,4 MHz (75,9-55,5 m)

Sensitivity, less than............................................................................................. 150 mkV

Reception Selectivity (frequency deviation +/-10 KHz), not less than......................... 26 dB

Power Output.........................................................................................................0,15 W

Audio Frequency Response.......... .........................................receiving mode 100-4000 Hz
gramo mode 100-7000 Hz

Power Consumption.................................................. battery supply: receiving mode 0,5 W
gramo mode 1,2 W

AC supply: 12 W

Battery current consumption (9V supply)...................................................................15 mA

Dimensions................................................................................................... 500280330

Weight......................................................................................................................15 kG